Rhiannon Clarke (born 23 July 2002) is an Australian para-athletics competitor who specialises in sprint events.

[1] Clarke was born with cerebral palsy in Joondalup, Western Australia, on 23 July 2002.

[3] As a fifteen-year-old at the 2018 Commonwealth Games, she won the silver medal in the women's 100m T38.

[3] At the 2019 World Para Athletics Championships in Dubai, she won bronze medals in the women's 100m and 200m T38.

[9] Clarke at the 2023 World Para Athletics Championships in Paris, won the silver medal in the Women's 400m T38 and finished fourth in the 100m T38 and 200m T38.